Question

What must a conclusion be

Answer 1

An ending pretty much if that what you're asking

Answer 2

the ending paragraph where you rephrase your thesis

Answer 3

the closing of your reasearch paper or story etc.

Answer 4

Welcome to OpenStudy, basically what was said above is how it is. But if it's a poem of some sort you can end it however you want.

Answer 5

A conclusion to a literary piece is an ending, to a non-fiction piece it is something justified by evidence and reasoning.